Fix api version for RBAC to not produce a warning

[jkremser]

...
Release "k8gb" does not exist. Installing it now.
W0906 10:59:34.461505   10203 warnings.go:70] rbac.authorization.k8s.io/v1beta1 ClusterRoleBinding is deprecated in v1.17+, unavailable in v1.22+; use rbac.authorization.k8s.io/v1 ClusterRoleBinding
W0906 10:59:34.529496   10203 warnings.go:70] rbac.authorization.k8s.io/v1beta1 ClusterRoleBinding is deprecated in v1.17+, unavailable in v1.22+; use rbac.authorization.k8s.io/v1 ClusterRoleBinding
NAME: k8gb
...

Also the make deploy-full-local-setup uses the helm chart from the repository not "local" one (./chart/k8gb) but I assume it's on purpose because there are other targets ({deploy, upgrade}-candidate) that use the "local" one

[k0da]

LGTM